Tracks how long items such as smoke detectors, air, water and furnace filters, batteries, have been in use - 12 month maximum life
More effective than the electronic equivalent in reminding consumers when to service filters
12 Month run-out window
For room temperature use only
Easy to use and to read

Technical Details

Product Details

Package Dimensions
Width : 3.5 inch
Height : 1.3 inch
Length : 4.4 inch

Shipping Weight: 11.2 ounce (View shipping rates and policies)

ASIN : B007Z3S00C